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Date: Mon,  7 Jul 2014 14:14:52 -0400 (EDT)
From: larry0@...com (Larry W. Cashdollar)
To: <oss-security@...ts.openwall.com>
Subject: Vulnerability Report for Ruby Gem lawn-login-0.0.7

Title: Vulnerability Report for Ruby Gem lawn-login-0.0.7

Author: Larry W. Cashdollar, @_larry0

Date: 06/01/2014

OSVDB: 108576

CVE:Please Assign

Download: http://rubygems.org/gems/lawn-login

Gem Author:  mike.skalnik@...il.com

From: ./lawn-login-0.0.7/lib/lawn.rb

Line 24 exposes the password to the process table via the #{password} variable.   If this Gem is used in the context of a rails application it maybe possible to inject commands remotely into the shell as these variables are not sanitized.

021-  end
22-  
23-  def login(username, password)
24:    `curl -s -f -F username=\#{username}\ -F password=\#{password}\ -F iss=\false\ -F output=\binary\ https://auth.lawn.gatech.edu/index.php`
25-  end
26-end


Advisory: http://www.vapid.dhs.org/advisories/lawn-login-0.0.7.html

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